Bird tracking - GPS tracking of Lesser Black-backed Gulls and Herring Gulls breeding at the southern North Sea coast

Bird tracking - GPS tracking of Lesser Black-backed Gulls and Herring Gulls breeding at the southern North Sea coast is a species occurrence dataset published by the Research Institute for Nature and Forest (INBO) and described (v5.5) in <a href="http://doi.org/10.3897/zookeys.555.6173">Stienen et al. 2016</a>. The dataset contains close to 8.5 million occurrences (GPS fixes) recorded by GPS trackers mounted on 108 Lesser Black-backed Gulls and 37 Herring Gulls breeding at the Belgian and Dutch coast.